A Test of Abstract Reasoning Is Given to a Random

question 36

Multiple Choice

A test of abstract reasoning is given to a random sample of students before and after they completed a formal logic course. The results are given below. Construct a 95% confidence
Interval for the mean difference between the before and after scores. $\begin{array}{lllllllllll}\text { Before } & 74 & 83 & 75 & 88 & 84 & 63 & 93 & 84 & 91 & 77 \\\hline \text { After } & 73 & 77 & 70 & 77 & 74 & 67 & 95 & 83 & 84 & 75\end{array}$

• A) \(1.0 < \mu _ { d } < 6.4\)
• B) \(0.2 < \mu _ { d } < 7.2\)
• C) \(0.8 < \mu _ { d } < 6.6\)
• D) \(1.2 < \mu _ { d } < 8.7\)

---

Definitions:

Coping Mechanism

Strategies or behaviors employed by individuals to manage stress, conflicts, or emotional problems.

High Level of Fear

An intense emotional state caused by the perception of imminent danger or threat.

Terminal Values

Terminal values are the deeply held beliefs and principles that an individual or culture sees as ultimate goals and ends in life, such as happiness, success, and peace.

Instrumental Values

Core values that reflect beliefs about the means to achieve desired ends.